Some answers
5. 2 real irrat.
6.double real rat.
7. 2 real rat.
8. k = 3
11. {x| -2.5< x < 8}
12. all reals
Matching c, d, b, e, a
25. eqn. A(x) = .5h(10-h)
= 5h - .5h^2
Vertex (5, 12.5)
answer 12.5cm^2
T 2/16
p333-334
15, 17, 19, 31-41odd, 42
(when solving, use a calc. to graph)
HW
p350-351
16-21, 30, 34, 39-44
Some answers
5. 2 real irrat.
6.double real rat.
7. 2 real rat.
8. k = 3
11. {x| -2.5< x < 8}
12. all reals
Matching c, d, b, e, a
25. eqn. A(x) = .5h(10-h)
= 5h - .5h^2
Vertex (5, 12.5)
answer 12.5cm^2
15, 17, 19, 31-41odd, 42
(when solving, use a calc. to graph)
#9-19odd, 16, 20
p326
15-31 odd
15-27 odd and 16, 18
p311
33-47
6.1-6.3 today!
no hw
p337-338
11, 12, 13
(graph vertex, aos, y-int, 3rd pt, and mirrored pts.)
(5 total points graphed)
15-17
20, 22
(use calc to estimate roots)
24-26, 28, 29
p298 32, 36 (Use calc)
p304 14-23, 32
on worksheet
17-27 odd
33-38